-94.22% is the change from 346 to 20
Calculation steps:
[( 20 - 346 ) ÷ 346] x 100 = -94.22%
Formula
Percentage change = [(20 - 346) / 346] x 100
Subtract the new number by the original number
20 - 346 = -326
-326 ÷ 346 = -0.9421965317919075
-0.9421965317919075 x 100 = -94.22%